There are many workmanship ways to engrave light guide plate in slim light box. We'd introduce most common workmanship ways here.
Screen printing
Screen printing to process light guide plate in slim light box is the most common workmanship to process light guide plate. In quality and cost, screen printing way does not have advantage to process high brightness high end slim light box. In fact, screen printing to process light guide plate is behind the development trend of slim light box trend to large area, high brightness and high end.
Laser cutting machine
Laser cutting machine engraves lines, grid and stipple on light guide plate by thermal cutting. Laser cutting machine has good performance for high luminance light guide plate slim light box; however, it doesn’t have advantage in technology and cost. It’s not cost effective either.
Engraving machine
Engraving machines using cold cut technology to carve line, grid and stipple on light guide plate. Engrave machine can process high luminance light guide plate slim light box well. However, it doesn’t have advantage in technology and cost either. And the low process speed restricts its applications in other fields.
Special slim light box light guide plate engraving machine
Use special slim light box light guide plate engraving machine to engrave line, grid and 3D V cut by cold engraving way. CUTCNC light guide plate grid drawing machine belongs to this type. CUTCNC light guide plate grid drawing machine has obvious advantage in processing quality, cost and maintenance.
For more details about the workmanship ways to engrave slim light box light guide plate, pls reference the following articles.